If you need to deal with MIME attachements of an e-mail message within a shell script, this has been the tool for this purpose for ages now.
Category: CLI
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pstree is a Unix command that shows the running processes as a tree
The article tells you, where to get the sources from.The README tells you, how to compile it.Easy!!!Looks like pstree got abandoned on fink, but recompiling it yourself is honestly easy.Update 2014-11-25: It’s no longer easy.